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It is mounted inside the box, pushing the rod against the roller shaft. When the roller shutter is lifted, the roll thickness increases, so that the rod rotates around a cam that actuates a reed button, triggering the alarm.

Thanks to the reed button, the system is highly reliable also in humid and dusty environments. Cost-effective installation is ensured by the fact that no contact analysis card is required. Connection uses 2 wires (NC contact with lowered roller shutter).

Manufacturers

About Us

Liberotech is a leading supplier of CCTV, security equipment, automation, lighting and accessories in Italy and Europe.

Liberotech.it is characterized as an innovative player in the landscape of e-commerce Italian, its distinctive features are:

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